698980054 has 16 divisors (see below), whose sum is σ = 1074931200. Its totient is φ = 340683840.

The previous prime is 698980039. The next prime is 698980067. The reversal of 698980054 is 450089896.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124267 + ... + 129769.

It is an arithmetic number, because the mean of its divisors is an integer number (67183200).

Almost surely, 2^698980054 is an apocalyptic number.

698980054 is a deficient number, since it is larger than the sum of its proper divisors (375951146).

698980054 is a wasteful number, since it uses less digits than its factorization.

698980054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7095.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 698980054 is about 26438.2309166101. The cubic root of 698980054 is about 887.4725472960.

The spelling of 698980054 in words is "six hundred ninety-eight million, nine hundred eighty thousand, fifty-four".